Puas yog koj tab tom nrhiav cannulated locking screws uas muab ob qho tib si precision thiab lub zog, tsis xav tau lub sij hawm ntev txhuas lossis teeb meem zoo? Koj puas xav tau kev txhim kho pob txha txhim khu kev qha uas yooj yim rau kev ntxig, txo qhov kev puas tsuaj rau kev phais, thiab txo tus neeg mob lub sijhawm rov qab los? Xaiv...